Composition "Dors, mon amour" was composed by
Pierre Delanoë with French lyrics by
Hubert Giraud. It is a love song, expressed by the singer telling his lover to sleep, while he muses on their love and the power of the night. It is reviewed as "a classical sort of lullaby", and is compared to newer editions entries songs as "hardly indicative of the camp and bombast which would later come to define Eurovision."
Eurovision Radiodiffusion-Télévision Française (RTF) internally selected
André Claveau as its performer for the of the
Eurovision Song Contest. On 7 February 1958, "Dors, mon amour" competed in the televised show '''', the national final organised by RTF to select the song he would sing in Eurovision. "Dors, mon amour" beat four other songs and became the for the contest. On 12 March 1958, the Eurovision Song Contest was held at
AVRO Studios in
Hilversum hosted by (NTS), and broadcast live throughout the continent. Claveau performed third "Dors, mon amour" in a field of ten, following the ' entry "
Heel de wereld" by
Corry Brokken and preceding 's "
Un grand amour" by Solange Berry.
Franck Pourcel conducted the live orchestra in the performance of the French entry. By the close of voting, it had received 27 points, placing it first, with three points above . This is the first winning entry sung by a male leading vocalist and France's first win. The song was succeeded as French entrant at the by "
Oui, oui, oui, oui", sung by
Jean Philippe, and as contest winner by "
Een beetje", sung by
Teddy Scholten representing the . ==Charts==